Daily Sunspot Evaluation
Observation Sheet Saturday, 24 March 2001
There is no typed record for this day. The values below were read by computer from the table on the sheet; when in doubt, see the drawing. Details →
- Number of groups (g)
- 12
- Number of spots (f)
- 77
- Relative number (R)
- 197
- Observer
- MB
- Reading
- all checks consistent
- File
- 20010324.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | CRO – 9 | 19 | 48W | 261 | 50W | ~10 | |
| 2 | DSO – 12 | 8 | 02E | 211 | 00 | ~9.5 | |
| 3 | FAC – 20 | 14 | 29E | 184 | 27E | 17 | |
| 4 | AX – 2 | 10 | 44E | 169 | 42E | ~01 | |
| 5 | HA – 1 | 9 | 58E | 155 | 56E | ~1 | |
| 6 | ? – 7 | 20 | 69E | 144 | 67E | ~26 | |
| 7 | BXO – 4 | -6 | 05E | 208 | 03E | ~3 | |
| 8 | AX – 3 | -30 | 13E | 200 | 11E | ~2 | |
| 9 | DAO – 4 | -12 | 28E | 185 | 26E | ~3 | |
| 10 | DAO – 10 | -13 | 38E | 175 | 36E | 11 | |
| 11 | HA – 2 | -12 | 70E | 143 | 68E | ~2 | |
| 12 | ? – 3 | -9 | 84E | 129 | 82E | ~10 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.